Keyboard Lab
Parts needed for each student

Component

Quantity

Electronic Components
Copper Clad Board (2" x 4")
LM324
14 Pin DIP socket
0.1 mfd Capacitor
Switch SPST
10 K Potentiometer
Speaker 100 ohm
Photoresistor
9V Battery Snap
9V Battery holder
9V Battery
100 K Resistor
22 K Resistor
18 K Resistor
16 K Resistor
15 K Resistor
12 K Resistor
11 K Resistor
9.1 K Resistor
8.2 K Resistor
Grey / Solid Hookup Wire 22 AWG
Violet / Solid Hookup Wire 22 AWG
Blue / Solid Hookup Wire 22 AWG
Green / Solid Hookup Wire 22 AWG
Yellow / Solid Hookup Wire 22 AWG
Orange / Solid Hookup Wire 22 AWG
Red / Solid Hookup Wire 22 AWG
Black / Solid Hookup Wire 22 AWG
Brown / Solid Hookup Wire 22 AWG
White / Solid Hookup Wire 22 AWG
Solder


1
1
1
1
1
8
1
1
1
1
1
3
1
1
1
1
1
1
1
1
18 in (450 mm)
6 in (150 mm)
6 in (150 mm)
6 in (150 mm)
6 in (150 mm)
6 in (150 mm)
6 in (150 mm)
6 in (150 mm)
6 in (150 mm)
6 in (150 mm)
12 in (300 mm)

Base Components
Wooden Base (1 x 8 x 8 in) CWP
Wood Screw #6 x 1.25 in
Wood Screw #4 x 1/2 in
Standoff #6 x 1 in
Carpet Tacks #8 Blued
Brass Strips 1/2 x 2 x 0.010 in
Brass Strip 1 x 2 x 0.010 in
Grey / Solid Hookup Wire 22 AWG


1
4
2
4
12
9
1
15 in (400 mm)


© 2001 John J. Krupczak, Jr.
All rights reserved. Reproduction in whole or in part in any form or medium without express written permission of the author is prohibited.